19372210

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1$

素因数の和:104

約数の個数: 128

約数和(自身を含む): 46448640

約数和(自身を除く): 27076430

約数列:

[1, 2, 5, 10, 11, 13, 19, 22, 23, 26, 31, 38, 46, 55, 62, 65, 95, 110, 115, 130, 143, 155, 190, 209, 230, 247, 253, 286, 299, 310, 341, 403, 418, 437, 494, 506, 589, 598, 682, 713, 715, 806, 874, 1045, 1178, 1235, 1265, 1426, 1430, 1495, 1705, 2015, 2090, 2185, 2470, 2530, 2717, 2945, 2990, 3289, 3410, 3565, 4030, 4370, 4433, 4807, 5434, 5681, 5890, 6479, 6578, 7130, 7657, 7843, 8866, 9269, 9614, 11362, 12958, 13547, 13585, 15314, 15686, 16445, 18538, 22165, 24035, 27094, 27170, 28405, 32395, 32890, 38285, 39215, 44330, 46345, 48070, 56810, 62491, 64790, 67735, 76570, 78430, 84227, 92690, 101959, 124982, 135470, 149017, 168454, 176111, 203918, 298034, 312455, 352222, 421135, 509795, 624910, 745085, 842270, 880555, 1019590, 1490170, 1761110, 1937221, 3874442, 9686105, 19372210]

約数ペア:

[(1, 19372210), (2, 9686105), (5, 3874442), (10, 1937221), (11, 1761110), (13, 1490170), (19, 1019590), (22, 880555), (23, 842270), (26, 745085), (31, 624910), (38, 509795), (46, 421135), (55, 352222), (62, 312455), (65, 298034), (95, 203918), (110, 176111), (115, 168454), (130, 149017), (143, 135470), (155, 124982), (190, 101959), (209, 92690), (230, 84227), (247, 78430), (253, 76570), (286, 67735), (299, 64790), (310, 62491), (341, 56810), (403, 48070), (418, 46345), (437, 44330), (494, 39215), (506, 38285), (589, 32890), (598, 32395), (682, 28405), (713, 27170), (715, 27094), (806, 24035), (874, 22165), (1045, 18538), (1178, 16445), (1235, 15686), (1265, 15314), (1426, 13585), (1430, 13547), (1495, 12958), (1705, 11362), (2015, 9614), (2090, 9269), (2185, 8866), (2470, 7843), (2530, 7657), (2717, 7130), (2945, 6578), (2990, 6479), (3289, 5890), (3410, 5681), (3565, 5434), (4030, 4807), (4370, 4433)]